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authorVladislav Vaintroub <wlad@montyprogram.com>2011-01-29 18:51:12 +0100
committerVladislav Vaintroub <wlad@montyprogram.com>2011-01-29 18:51:12 +0100
commitb19e99865ccf3e946ebe59bf09add8e0452904ac (patch)
tree23cb9e8176ef9d0e276b47d197e11d195b2ecafb /scripts/comp_sql.c
parent3edf4dcd5a36be8d5acc94e0c5e29e77e47cd15b (diff)
downloadmariadb-git-b19e99865ccf3e946ebe59bf09add8e0452904ac.tar.gz
MWL#55 : cherrypick MySQL 5.5 CMake/build improvements in order
to be able to build MSI based installer
Diffstat (limited to 'scripts/comp_sql.c')
-rw-r--r--scripts/comp_sql.c111
1 files changed, 75 insertions, 36 deletions
diff --git a/scripts/comp_sql.c b/scripts/comp_sql.c
index 88e88e632b6..f65517ccf19 100644
--- a/scripts/comp_sql.c
+++ b/scripts/comp_sql.c
@@ -25,6 +25,10 @@
#include <stdarg.h>
#include <stdlib.h>
#include <stdio.h>
+#include <sys/stat.h>
+
+/* Compiler-dependent constant for maximum string constant */
+#define MAX_STRING_CONSTANT_LENGTH 65535
FILE *in, *out;
@@ -58,64 +62,99 @@ static void die(const char *fmt, ...)
int main(int argc, char *argv[])
{
char buff[512];
+ struct stat st;
char* struct_name= argv[1];
char* infile_name= argv[2];
char* outfile_name= argv[3];
+
if (argc != 4)
die("Usage: comp_sql <struct_name> <sql_filename> <c_filename>");
/* Open input and output file */
if (!(in= fopen(infile_name, "r")))
die("Failed to open SQL file '%s'", infile_name);
+
+
if (!(out= fopen(outfile_name, "w")))
die("Failed to open output file '%s'", outfile_name);
+ fprintf(out, "const char %s[]={\n",struct_name);
+
+ /*
+ Some compilers have limitations how long a string constant can be.
+ We'll output very long strings as hexadecimal arrays, and short ones
+ as strings (prettier)
+ */
+ stat(infile_name, &st);
+ if (st.st_size > MAX_STRING_CONSTANT_LENGTH)
+ {
+ int cnt=0;
+ int c;
+ int first_char= 1;
+ for(cnt=0;;cnt++)
+ {
+ c= fgetc(in);
+ if (c== -1)
+ break;
+
+ if(cnt != 0)
+ fputc(',', out);
- fprintf(out, "const char* %s={\n\"", struct_name);
+ /* Put line break after each 16 hex characters */
+ if(cnt && (cnt%16 == 0))
+ fputc('\n', out);
- while (fgets(buff, sizeof(buff), in))
+ fprintf(out,"0x%02x",c);
+ }
+ fprintf(out,",0x00",c);
+ }
+ else
{
- char *curr= buff;
- while (*curr)
+ fprintf(out,"\"");
+ while (fgets(buff, sizeof(buff), in))
{
- if (*curr == '\n')
- {
- /*
- Reached end of line, add escaped newline, escaped
- backslash and a newline to outfile
- */
- fprintf(out, "\\n \"\n\"");
- curr++;
- }
- else if (*curr == '\r')
- {
- curr++; /* Skip */
- }
- else
+ char *curr= buff;
+ while (*curr)
{
- if (*curr == '"')
+ if (*curr == '\n')
{
- /* Needs escape */
- fputc('\\', out);
+ /*
+ Reached end of line, add escaped newline, escaped
+ backslash and a newline to outfile
+ */
+ fprintf(out, "\\n \"\n\"");
+ curr++;
+ }
+ else if (*curr == '\r')
+ {
+ curr++; /* Skip */
+ }
+ else
+ {
+ if (*curr == '"')
+ {
+ /* Needs escape */
+ fputc('\\', out);
+ }
+
+ fputc(*curr, out);
+ curr++;
}
-
- fputc(*curr, out);
- curr++;
+ }
+ if (*(curr-1) != '\n')
+ {
+ /*
+ Some compilers have a max string length,
+ insert a newline at every 512th char in long
+ strings
+ */
+ fprintf(out, "\"\n\"");
}
}
- if (*(curr-1) != '\n')
- {
- /*
- Some compilers have a max string length,
- insert a newline at every 512th char in long
- strings
- */
- fprintf(out, "\"\n\"");
- }
+ fprintf(out, "\\\n\"");
}
-
- fprintf(out, "\\\n\"};\n");
-
+
+ fprintf(out, "};\n");
fclose(in);
fclose(out);