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cosmetics: parser-cfg.c: reformat

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This commit is contained in:
Uoti Urpala 2011-07-27 21:11:10 +03:00
parent 507fa7e2c2
commit d8374376c0
1 changed files with 202 additions and 202 deletions
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404
parser-cfg.c
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@ -16,14 +16,6 @@
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/ */
/// \defgroup ConfigParsers Config parsers
///
/// The \ref ConfigParsers make use of the \ref Config to setup the config variables,
/// the command line parsers also build the playlist.
///@{
/// \file
#include "config.h" #include "config.h"
#include <stdio.h> #include <stdio.h>
@ -31,10 +23,7 @@
#include <string.h> #include <string.h>
#include <errno.h> #include <errno.h>
#include <ctype.h> #include <ctype.h>
#ifdef MP_DEBUG
#include <assert.h> #include <assert.h>
#endif
#include "parser-cfg.h" #include "parser-cfg.h"
#include "mp_msg.h" #include "mp_msg.h"
@ -42,7 +31,7 @@
#include "m_config.h" #include "m_config.h"
/// Maximal include depth. /// Maximal include depth.
#define MAX_RECURSION_DEPTH 8 #define MAX_RECURSION_DEPTH 8
/// Current include depth. /// Current include depth.
static int recursion_depth = 0; static int recursion_depth = 0;
@ -52,212 +41,223 @@ static int recursion_depth = 0;
* \param conffile Path to the config file. * \param conffile Path to the config file.
* \return 1 on sucess, -1 on error. * \return 1 on sucess, -1 on error.
*/ */
int m_config_parse_config_file(m_config_t* config, const char *conffile) int m_config_parse_config_file(m_config_t *config, const char *conffile)
{ {
#define PRINT_LINENUM mp_msg(MSGT_CFGPARSER,MSGL_V,"%s(%d): ", conffile, line_num) #define PRINT_LINENUM mp_msg(MSGT_CFGPARSER, MSGL_V, "%s(%d): ", conffile, line_num)
#define MAX_LINE_LEN 10000 #define MAX_LINE_LEN 10000
#define MAX_OPT_LEN 1000 #define MAX_OPT_LEN 1000
#define MAX_PARAM_LEN 1500 #define MAX_PARAM_LEN 1500
FILE *fp; FILE *fp;
char *line; char *line;
char opt[MAX_OPT_LEN + 1]; char opt[MAX_OPT_LEN + 1];
char param[MAX_PARAM_LEN + 1]; char param[MAX_PARAM_LEN + 1];
char c; /* for the "" and '' check */ char c; /* for the "" and '' check */
int tmp; int tmp;
int line_num = 0; int line_num = 0;
int line_pos; /* line pos */ int line_pos; /* line pos */
int opt_pos; /* opt pos */ int opt_pos; /* opt pos */
int param_pos; /* param pos */ int param_pos; /* param pos */
int ret = 1; int ret = 1;
int errors = 0; int errors = 0;
int prev_mode = config->mode; int prev_mode = config->mode;
m_profile_t* profile = NULL; m_profile_t *profile = NULL;
mp_msg(MSGT_CFGPARSER, MSGL_V, "Reading config file %s", conffile);
if (recursion_depth > MAX_RECURSION_DEPTH) {
mp_msg(MSGT_CFGPARSER, MSGL_ERR,
": too deep 'include'. check your configfiles\n");
ret = -1;
goto out;
} else
config->mode = M_CONFIG_FILE;
if ((line = malloc(MAX_LINE_LEN + 1)) == NULL) {
mp_msg(MSGT_CFGPARSER, MSGL_FATAL,
"\ncan't get memory for 'line': %s", strerror(errno));
ret = -1;
goto out;
} else
mp_msg(MSGT_CFGPARSER, MSGL_V, "\n");
if ((fp = fopen(conffile, "r")) == NULL) {
mp_msg(MSGT_CFGPARSER, MSGL_V, ": %s\n", strerror(errno));
free(line);
ret = 0;
goto out;
}
while (fgets(line, MAX_LINE_LEN, fp)) {
if (errors >= 16) {
mp_msg(MSGT_CFGPARSER, MSGL_FATAL, "too many errors\n");
goto out;
}
line_num++;
line_pos = 0;
/* skip whitespaces */
while (isspace(line[line_pos]))
++line_pos;
/* EOL / comment */
if (line[line_pos] == '\0' || line[line_pos] == '#')
continue;
/* read option. */
for (opt_pos = 0; isprint(line[line_pos]) &&
line[line_pos] != ' ' &&
line[line_pos] != '#' &&
line[line_pos] != '='; /* NOTHING */) {
opt[opt_pos++] = line[line_pos++];
if (opt_pos >= MAX_OPT_LEN) {
PRINT_LINENUM;
mp_msg(MSGT_CFGPARSER, MSGL_ERR,
"too long option at line %d\n", line_num);
errors++;
ret = -1;
goto nextline;
}
}
if (opt_pos == 0) {
PRINT_LINENUM;
mp_msg(MSGT_CFGPARSER, MSGL_ERR, "parse error at line %d\n",
line_num);
ret = -1;
errors++;
continue;
}
opt[opt_pos] = '\0';
/* Profile declaration */
if (opt_pos > 2 && opt[0] == '[' && opt[opt_pos - 1] == ']') {
opt[opt_pos - 1] = '\0';
if (strcmp(opt + 1, "default"))
profile = m_config_add_profile(config, opt + 1);
else
profile = NULL;
continue;
}
#ifdef MP_DEBUG #ifdef MP_DEBUG
assert(config != NULL); PRINT_LINENUM;
// assert(conf_list != NULL); mp_msg(MSGT_CFGPARSER, MSGL_V, "option: %s\n", opt);
#endif #endif
mp_msg(MSGT_CFGPARSER,MSGL_V,"Reading config file %s", conffile);
if (recursion_depth > MAX_RECURSION_DEPTH) { /* skip whitespaces */
mp_msg(MSGT_CFGPARSER,MSGL_ERR,": too deep 'include'. check your configfiles\n"); while (isspace(line[line_pos]))
ret = -1; ++line_pos;
goto out;
} else
config->mode = M_CONFIG_FILE; /* check '=' */
if (line[line_pos++] != '=') {
PRINT_LINENUM;
mp_msg(MSGT_CFGPARSER, MSGL_ERR,
"Option %s needs a parameter at line %d\n", opt, line_num);
ret = -1;
errors++;
continue;
}
if ((line = malloc(MAX_LINE_LEN + 1)) == NULL) { /* whitespaces... */
mp_msg(MSGT_CFGPARSER,MSGL_FATAL,"\ncan't get memory for 'line': %s", strerror(errno)); while (isspace(line[line_pos]))
ret = -1; ++line_pos;
goto out;
} else
mp_msg(MSGT_CFGPARSER,MSGL_V,"\n"); /* read the parameter */
if (line[line_pos] == '"' || line[line_pos] == '\'') {
c = line[line_pos];
++line_pos;
for (param_pos = 0; line[line_pos] != c; /* NOTHING */) {
param[param_pos++] = line[line_pos++];
if (param_pos >= MAX_PARAM_LEN) {
PRINT_LINENUM;
mp_msg(MSGT_CFGPARSER, MSGL_ERR,
"Option %s has a too long parameter at line %d\n",
opt, line_num);
ret = -1;
errors++;
goto nextline;
}
}
line_pos++; /* skip the closing " or ' */
} else {
for (param_pos = 0; isprint(line[line_pos])
&& !isspace(line[line_pos])
&& line[line_pos] != '#'; /* NOTHING */) {
param[param_pos++] = line[line_pos++];
if (param_pos >= MAX_PARAM_LEN) {
PRINT_LINENUM;
mp_msg(MSGT_CFGPARSER, MSGL_ERR, "too long parameter\n");
ret = -1;
errors++;
goto nextline;
}
}
}
param[param_pos] = '\0';
if ((fp = fopen(conffile, "r")) == NULL) { /* did we read a parameter? */
mp_msg(MSGT_CFGPARSER,MSGL_V,": %s\n", strerror(errno)); if (param_pos == 0) {
free(line); PRINT_LINENUM;
ret = 0; mp_msg(MSGT_CFGPARSER, MSGL_ERR,
goto out; "Option %s needs a parameter at line %d\n", opt, line_num);
} ret = -1;
errors++;
while (fgets(line, MAX_LINE_LEN, fp)) { continue;
if (errors >= 16) { }
mp_msg(MSGT_CFGPARSER,MSGL_FATAL,"too many errors\n");
goto out;
}
line_num++;
line_pos = 0;
/* skip whitespaces */
while (isspace(line[line_pos]))
++line_pos;
/* EOL / comment */
if (line[line_pos] == '\0' || line[line_pos] == '#')
continue;
/* read option. */
for (opt_pos = 0; isprint(line[line_pos]) &&
line[line_pos] != ' ' &&
line[line_pos] != '#' &&
line[line_pos] != '='; /* NOTHING */) {
opt[opt_pos++] = line[line_pos++];
if (opt_pos >= MAX_OPT_LEN) {
PRINT_LINENUM;
mp_msg(MSGT_CFGPARSER,MSGL_ERR,"too long option at line %d\n",line_num);
errors++;
ret = -1;
goto nextline;
}
}
if (opt_pos == 0) {
PRINT_LINENUM;
mp_msg(MSGT_CFGPARSER,MSGL_ERR,"parse error at line %d\n",line_num);
ret = -1;
errors++;
continue;
}
opt[opt_pos] = '\0';
/* Profile declaration */
if(opt_pos > 2 && opt[0] == '[' && opt[opt_pos-1] == ']') {
opt[opt_pos-1] = '\0';
if(strcmp(opt+1,"default"))
profile = m_config_add_profile(config,opt+1);
else
profile = NULL;
continue;
}
#ifdef MP_DEBUG #ifdef MP_DEBUG
PRINT_LINENUM; PRINT_LINENUM;
mp_msg(MSGT_CFGPARSER,MSGL_V,"option: %s\n", opt); mp_msg(MSGT_CFGPARSER, MSGL_V, "parameter: %s\n", param);
#endif #endif
/* skip whitespaces */ /* now, check if we have some more chars on the line */
while (isspace(line[line_pos])) /* whitespace... */
++line_pos; while (isspace(line[line_pos]))
++line_pos;
/* check '=' */ /* EOL / comment */
if (line[line_pos++] != '=') { if (line[line_pos] != '\0' && line[line_pos] != '#') {
PRINT_LINENUM; PRINT_LINENUM;
mp_msg(MSGT_CFGPARSER,MSGL_ERR,"Option %s needs a parameter at line %d\n",opt,line_num); mp_msg(MSGT_CFGPARSER, MSGL_WARN,
ret = -1; "extra characters on line %d: %s\n",
errors++; line_num, line + line_pos);
continue; ret = -1;
} }
/* whitespaces... */ if (profile) {
while (isspace(line[line_pos])) if (!strcmp(opt, "profile-desc"))
++line_pos; m_profile_set_desc(profile, param), tmp = 1;
else
/* read the parameter */ tmp = m_config_set_profile_option(config, profile,
if (line[line_pos] == '"' || line[line_pos] == '\'') { opt, param);
c = line[line_pos]; } else
++line_pos; tmp = m_config_set_option(config, opt, param, false);
for (param_pos = 0; line[line_pos] != c; /* NOTHING */) { if (tmp < 0) {
param[param_pos++] = line[line_pos++]; PRINT_LINENUM;
if (param_pos >= MAX_PARAM_LEN) { if (tmp == M_OPT_UNKNOWN) {
PRINT_LINENUM; mp_msg(MSGT_CFGPARSER, MSGL_WARN,
mp_msg(MSGT_CFGPARSER,MSGL_ERR,"Option %s has a too long parameter at line %d\n",opt,line_num); "Warning unknown option %s at line %d\n",
ret = -1; opt, line_num);
errors++; continue;
goto nextline; }
} mp_msg(MSGT_CFGPARSER, MSGL_ERR,
} "Error parsing option %s=%s at line %d\n",
line_pos++; /* skip the closing " or ' */ opt, param, line_num);
} else { ret = -1;
for (param_pos = 0; isprint(line[line_pos]) && !isspace(line[line_pos]) errors++;
&& line[line_pos] != '#'; /* NOTHING */) { continue;
param[param_pos++] = line[line_pos++]; /* break */
if (param_pos >= MAX_PARAM_LEN) { }
PRINT_LINENUM;
mp_msg(MSGT_CFGPARSER,MSGL_ERR,"too long parameter\n");
ret = -1;
errors++;
goto nextline;
}
}
}
param[param_pos] = '\0';
/* did we read a parameter? */
if (param_pos == 0) {
PRINT_LINENUM;
mp_msg(MSGT_CFGPARSER,MSGL_ERR,"Option %s needs a parameter at line %d\n",opt,line_num);
ret = -1;
errors++;
continue;
}
#ifdef MP_DEBUG
PRINT_LINENUM;
mp_msg(MSGT_CFGPARSER,MSGL_V,"parameter: %s\n", param);
#endif
/* now, check if we have some more chars on the line */
/* whitespace... */
while (isspace(line[line_pos]))
++line_pos;
/* EOL / comment */
if (line[line_pos] != '\0' && line[line_pos] != '#') {
PRINT_LINENUM;
mp_msg(MSGT_CFGPARSER,MSGL_WARN,"extra characters on line %d: %s\n",line_num, line+line_pos);
ret = -1;
}
if(profile) {
if(!strcmp(opt,"profile-desc"))
m_profile_set_desc(profile,param), tmp = 1;
else
tmp = m_config_set_profile_option(config,profile,
opt,param);
} else
tmp = m_config_set_option(config, opt, param, false);
if (tmp < 0) {
PRINT_LINENUM;
if(tmp == M_OPT_UNKNOWN) {
mp_msg(MSGT_CFGPARSER,MSGL_WARN,"Warning unknown option %s at line %d\n", opt,line_num);
continue;
}
mp_msg(MSGT_CFGPARSER,MSGL_ERR,"Error parsing option %s=%s at line %d\n",opt,param,line_num);
ret = -1;
errors++;
continue;
/* break */
}
nextline: nextline:
; ;
} }
free(line); free(line);
fclose(fp); fclose(fp);
out: out:
config->mode = prev_mode; config->mode = prev_mode;
--recursion_depth; --recursion_depth;
return ret; return ret;
} }